#!/usr/bin/python3

import boto3
from datetime import datetime
import sys

client = boto3.client('events',
                      aws_access_key_id= sys.argv[1],
                      aws_secret_access_key=sys.argv[2],
                      region_name=sys.argv[3])
                      
response = client.put_events(
    Entries=[
        {
            "DetailType": "EC2 Instance State-change Notification",
            "Source": "net.vereto",
            "Detail": f'{{ "instance-id": "{sys.argv[4]}", "state": "Setup-finished"}}'
        }
    ]
)